Home / 13,340.62-20,029.16-7,501.33

Finding the Fourth Proportional to 13,340.62, 20,029.16 and 7,501.33

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Solution

The fourth proportional to 13,340.62, 20,029.16 and 7,501.33 is: 11,262.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,340.62 : 20,029.16 = 7,501.33 : x
  2. Step 2: Convert to fraction form
    13,340.62/20,029.16 = 7,501.33/x
  3. Step 3: Cross multiply
    13,340.62x = 20,029.16 × 7,501.33
  4. Step 4: Simplify right side
    13,340.62x = 150,245,338.78
  5. Step 5: Solve for x
    x = 150,245,338.78/13,340.62
  6. Step 6: Final answer
    x = 11,262.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.